I found a site has a step by step for their plyo box but there were a few things I didn’t like. CrossFit style Plyo Box (Table Saw) Laser Engraved Wood Paperweight. Break through a plateau with plyometric training to increase explosive power and speed. WOOD PLYOMETRIC BOX 20 24 30 INCHES IN ONE PLYO BOX TIMBER BOX CROSSFIT HOME GYM. Simply rotate the wooden plyo box to your desired height and jump.
Crossfit Style Plyo Box (table Saw)